18ct white gold and diamond 'Himalia' ring, Cartier, designed as two half disks, perforated by two rectangular bars, all pave-set with round brilliant-cut diamonds weighing approximately 2.15 carats, size L/52, signed Cartier, numbered 83286A, with French assay and makers mark. Accompanied by a Cartier certificate of authenticity numbered 360706, dated 28 October 2005.